Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)6,719 7,074 355 5.3%
Incl. Wall Time (microsec) per call 69 72 4 5.3%
Excl. Wall Time (microsec)2,415 2,457 42 1.7%
Incl. CPU (microsecs)6,208 6,404 196 3.2%
Incl. CPU (microsecs) per call 63 65 2 3.2%
Excl. CPU (microsec)2,085 2,131 46 2.2%
Incl. MemUse (bytes)71,712 71,712 0 0.0%
Incl. MemUse (bytes) per call 732 732 0 0.0%
Excl. MemUse (bytes)-105,584 -105,568 16 0.0%
Incl. PeakMemUse (bytes)80,904 87,176 6,272 7.8%
Incl. PeakMemUse (bytes) per call 826 890 64 7.8%
Excl. PeakMemUse (bytes)22,848 24,656 1,808 7.9%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%
Incl. Wall
Diff
(microsec)
IWall
Diff%
Incl. CPU Diff
(microsec)
ICpu
Diff%
Incl.
MemUse
Diff
(bytes)
IMemUse
Diff%
Incl.
PeakMemUse
Diff
(bytes)
IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 355 3.0% 196 1.4% 0 0.0% 6,272 0.5%
Exclusive Metrics Diff for Current Function42 11.8% 46 23.5% 16 N/A% 1,808 28.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 341 96.1% 181 92.3% 0 N/A% 6,272 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 14 3.9% 15 7.7% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 312 87.9% 147 75.0% 0 N/A% 2,400 38.3%
drupal_static0 N/A% 39 11.0% 54 27.6% 0 N/A% 0 0.0%
array_keys0 N/A% -32 -9.0% -45 -23.0% -16 N/A% 1,496 23.9%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 21 5.9% 20 10.2% 0 N/A% 168 2.7%
array_diff0 N/A% -14 -3.9% -17 -8.7% 0 N/A% 400 6.4%
array_fill_keys0 N/A% -13 -3.7% -9 -4.6% 0 N/A% 0 0.0%